Is 4xy + 2y = 9 linear ? if yes write the equation in standard form & determine the x & y interests

What is this inequality notation? t is less then or equal to 2

Name the most appropriate metric unit for each measurement

Asocial networking site currently has 400,000 active members, and that figure is predicted to increase by 32% each year. the following expression represents the number of active members on the site after t years.